Home / 30,072,637.60-41,500,279.93-16,321,601.72

Finding the Fourth Proportional to 30,072,637.60, 41,500,279.93 and 16,321,601.72

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Solution

The fourth proportional to 30,072,637.60, 41,500,279.93 and 16,321,601.72 is: 22,523,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072,637.60 : 41,500,279.93 = 16,321,601.72 : x
  2. Step 2: Convert to fraction form
    30,072,637.60/41,500,279.93 = 16,321,601.72/x
  3. Step 3: Cross multiply
    30,072,637.60x = 41,500,279.93 × 16,321,601.72
  4. Step 4: Simplify right side
    30,072,637.60x = 677,351,040,285,969.50
  5. Step 5: Solve for x
    x = 677,351,040,285,969.50/30,072,637.60
  6. Step 6: Final answer
    x = 22,523,832.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.